FLOBA OF ADEN. 
103 
2. Maerua crassifolia Forsk. FI. Aeg.-Arab, p. 113; Aschers. et 
Schweinf. FI. <F Eg., p. 43. 
Maerua uniflora Vahl Symb. I, 36; DC. Prodr, I, 254 ; Oliv. FI. 
Trop. Afr. I, 86. 
Arabic Name: Sserk, Meru. 
Description — Branches smooth. Leaves about \ inch long* or less, 
succulent, cuneate-ovate or oval, somewhat retuse. 
Peduncles 1-flowered, solitary, slender, § inch long. Calyx 4-fid, 
glabrous ; tube urceolate, 4-gonous ; segments oblong, obtuse, ciliate, 
reflexed. Corolla 0, Corona multifid. Stamens about 30. Ovary 
cylindrical, glabrous. 
Fruit | inch in diameter. 
Flowers: — Dec. 1888 (Schweinf. ), Dec. 1889 (DefL). 
Fruits: — Dec. 1888 (Schweinf.). 
Locality : — Shum Shum Range, plain of Maala (Schweinf.) ; without 
locality (Birdw.). 
Little Aden, on the Jebel Ihsan (DefL). 
Distribution : — S. Arabia, Palestine, Egypt, Nubia, Libya, Kordofan, 
Senegambia. 
3. Maerua ovalifolia Cambess. in Jacq. Voy. Bot. 1844, p. 23, t. 24. 
Maerua arenaria Hook f. et Thoms, in FI. Brit. Ind. I, 171 ; Trim. 
FI. Cey. I, 58. 
Niebuhria oblongifolia Royle 111. Him. Bot., p. 73. 
Capparis heteroclita Roxb. FI. Ind. II, 570. 
Description : — A climbing shrub with divaricate branches ; bark 
smooth, pale. Leaves 1-2 by f-1 inch, elliptic-oblong, obtuse or retuse, 
mucronate, glaucous, glabrous ; petioles stout, inch long. 
Flowers in corymbs, greenish- white, terminal or on lateral shoots ; 
pedicels |-f inch long, glabrous ; bract 1 at the base of each pedicel, 
small, ovate, acuminate, rigid, yellow. Calyx-lobes ovate, acute, \ inch 
long, hooded at the apex, with a short horn behind the hood and with 
a line of dense white pubescence on the margin. Calyx-tube §• inch 
long, lined with an infund ibul if or m disk as long as the tube with 
truncate margins, the columnar torus slightly exceeding the calyx-tube. 
Petals ovate-lanceolate, acute, with slightly undulate margins, half as 
long as the calyx-lobes and alternate with them or nearly so, inserted 
on the margin of the cup-shaped disk. Stamens many, inserted on the 
torus. Gynophore J inch long. Ovary cylindric, truncate; style 0; 
stigma large. 
